* {
    margin: 0;
    padding: 0;
}

body, html {
    width: 100%;
    height: 100%;
}

.container {
    position:relative;
    width: 100%;
    height: 100%;
}

.header {
    height: 3%;
    width: 100%;
    border-bottom: 2px black solid;
}

.clear {
    clear: both;
}

.side_left {
    width: 10%;
    height: 97%;
    border-right: 2px black solid;
    float:left;
}

.panel_right {
    width: 89%;
    height: 97%;
    float: right;
    background: gray;
}

.manage {
    border-collapse: collapse;
    padding: 3px;
}

.td-center {
    text-align: center;   
    border: 1px solid black;
    padding: 5px;
    font-size: large;
}